Wailau, Molokaʻi 15 May 1938 4 specimens, 3 names
Partulina virgulata 2 , Partulina mighelsiana 1 , Succinea 1
The specimens from 15 May → Koolau Mountain Range: Tantalus, Oʻahu 30 May 1938 2 specimens, 2 names · placed by island
Odontosoria chinensis 1 , Scaevola gaudichaudiana 1
The specimens from 30 May → Kohala Mts, Kahua, Hawaiʻi Island 17 June 1938 1 specimens, 1 name · placed by island
Eleocharis obtusa 1
The specimens from 17 Jun → Kohala Mts, head of Waipio Valley, Hawaiʻi Island 20 June 1938 3 specimens, 3 names
Asteraceae 1 , Deschampsia nubigena 1 , Dubautia scabra 1
The specimens from 20 Jun → Mauna Kea, Hummula, Hawaiʻi Island 21 June 1938 2 specimens, 2 names · placed by island
Deschampsia nubigena 1 , Rumex giganteus 1
The specimens from 21 Jun → Pepeopae, Molokaʻi June – July 1938 · 8 days 13 specimens, 11 names
Racomitrium pruinosum 2 , Cladonia skottsbergii 2 , Hymenophyllum obtusum 1
The specimens from 24 Jun–1 Jul → Head of Kapapa Gulch, Koolau, Oʻahu 3 July 1938 2 specimens, 2 names · placed by island
Leucobryum seemannii 1 , Stereocaulon ramulosum 1
The specimens from 3 Jul → Pepeopae Bog, Molokaʻi 6–7 July 1938 · 2 days 27 specimens, 25 names
Coprosma ochracea 2 , Dichanthelium cynodon 2 , Astelia menziesiana 1
The specimens from 6 Jul–7 Jul → Pepeopae Bog, Molokaʻi 8 July 1938 6 specimens, 5 names · placed by island
Adenophorus montanus 2 , Hydrangea arguta 1 , Hypotrachyna osseoalba 1
The specimens from 8 Jul → Pepeopae Bog, Molokaʻi 9 July 1938 15 specimens, 13 names
Campylopus hawaiicus 3 , Barbellopsis trichophora 1 , Adenophorus hymenophylloides 1
The specimens from 9 Jul → upper Maunahui camp, Molokaʻi 10 July 1938 5 specimens, 5 names · placed by island
Coprosma foliosa 1 , Metrosideros polymorpha 1 , Metrosideros waialealae 1
The specimens from 10 Jul → Pepeopae, Molokaʻi 11–13 July 1938 · 3 days 44 specimens, 39 names
Astelia menziesiana 3 , Pseudocyphellaria horridula 2 , Homaliodendron flabellatum 2
The specimens from 11 Jul–13 Jul → Puu Kukui, top bog, Maui 23 July 1938 19 specimens, 15 names · placed by island
Campylopus hawaiicus 4 , Cladonia solitaria 2 , Brotherella opaeodon 1
The specimens from 23 Jul → W Maui, Puu Kukui 24–26 July 1938 · 3 days 95 specimens, 71 names · placed by island
Campylopus schmidii 5 , Holomitrium seticalycinum 4 , Campylopodium capillaceum 3
The specimens from 24 Jul–26 Jul → Nakalalua, Maui 27–29 July 1938 · 3 days 21 specimens, 18 names
Elaphoglossum parvisquameum 3 , Lobelia gloria-montis 2 , Brotherella opaeodon 1
The specimens from 27 Jul–29 Jul → Honokowai-Amalu Ridge, above Haelaau, Maui 31 July 1938 3 specimens, 3 names · placed by island
Lipochaeta integrifolia 1 , Pipturus albidus 1 , Wikstroemia sandwicensis 1
The specimens from 31 Jul → W Maui, Lahaina District, Honokahua-Amalu ridge, above Haelaau 1–2 August 1938 · 2 days 46 specimens, 43 names
Metrosideros polymorpha 3 , Radulina borbonica 2 , Adenophorus tenellus 1
The specimens from 1 Aug–2 Aug → In pineapple fields NE of Lahaina, Maui 3 August 1938 2 specimens, 2 names · placed by island
Lipochaeta lavarum 1 , Pityrogramma austroamericana 1
The specimens from 3 Aug → East Maui, Haleakala Crater below Observation House 4 August 1938 32 specimens, 29 names · placed by island
Grimmia torquata 3 , Pseudognaphalium sandwicensium 2 , Bryum lanatum 1
The specimens from 4 Aug → East Maui, Haleakala, Halemauu trail 5 August 1938 8 specimens, 8 names
Bryoria smithii 1 , Ceratodon purpureus 1 , Encalypta ciliata 1
The specimens from 5 Aug → Alakai, Lehua Makanoe Bog, Kauaʻi 8 August 1938 1 specimens, 1 name · placed by island
Deschampsia nubigena 1
The specimens from 8 Aug → Alakai, Lehua makanoe, Kauaʻi 12–13 August 1938 · 2 days 46 specimens, 37 names · placed by island
Leucobryum seemannii 4 , Leucobryum gracile 2 , Gahnia vitiensis 2
The specimens from 12 Aug–13 Aug → Between Kokee and Milolii valley, Kauaʻi 14 August 1938 13 specimens, 13 names
Alphitonia ponderosa 1 , Asplenium kaulfussii 1 , Cyrtomium caryotideum 1
The specimens from 14 Aug → Alakai between Lehua makanoe and Kilohana, Kauaʻi 15 August 1938 35 specimens, 28 names · placed by island
Dichanthelium cynodon 3 , Racomitrium pruinosum 2 , Asplenium polyodon 2
The specimens from 15 Aug → Alakai, bog along trail from Lehua makanoe toward Kilohana, Kauaʻi 16 August 1938 31 specimens, 25 names · placed by island
Dichanthelium cynodon 4 , Geniostoma waialealae 3 , Dryopteris glabra 2
The specimens from 16 Aug → Kokee, Kauaʻi 17 August 1938 3 specimens, 3 names · placed by island
Collema kauaiense 1 , Usnea hawaiiensis 1 , Usnea rubicunda 1
The specimens from 17 Aug → rim of Waimea Canyon, below Kokee settlements, Kauaʻi 18 August 1938 1 specimens, 1 name · placed by island
Leptecophylla tameiameiae 1
The specimens from 18 Aug → Kohua ridge, Kawaia trail, Kauaʻi 19 August 1938 39 specimens, 33 names · placed by island
Campylopus hawaiicus 3 , Panicum nephelophilum 3 , Zanthoxylum kauaense 2
The specimens from 19 Aug → Kokee-Kalalau Trail, Kauaʻi 20 August 1938 9 specimens, 9 names · placed by island
Claoxylon sandwicense 1 , Cyrtandra paludosa 1 , Dianella sandwicensis 1
The specimens from 20 Aug → Waialae stream near Ranger Station, Kauaʻi 22 August 1938 6 specimens, 6 names · placed by island
Coprosma waimeae 1 , Cyperus hypochlorus 1 , Cyrtandra kauaiensis 1
The specimens from 22 Aug → Summit of Waialeale, Kauaʻi 23 August 1938 35 specimens, 19 names · placed by island
Plantago pachyphylla 6 , Dichanthelium cynodon 5 , Cladonia didyma 4
The specimens from 23 Aug → Waialeale, summit, Kauaʻi 25 August 1938 2 specimens, 1 name · placed by island
Campylopus schmidii 2
The specimens from 25 Aug → Haena Bay, Kauaʻi 27 August 1938 3 specimens, 3 names · placed by island
Chrysothrix candelaris 1 , Hyperphyscia pandani 1 , Parmotrema cetratum 1
The specimens from 27 Aug → Kohala Mountains, Hawaiʻi Island 1 September 1938 6 specimens, 3 names
Succinea 4 , Eulota 1 , Philonesia 1
The specimens from 1 Sep → Waianae Mts., 3/4 mile south of Kolekole Pass, Oʻahu 3 September 1938 1 specimens, 1 name · placed by island
Lipochaeta tenuis 1
The specimens from 3 Sep → Honaunau, Hawaiʻi Island 6 September 1938 2 specimens, 2 names · placed by island
Fimbristylis cymosa 1 , Wikstroemia sandwicensis 1
The specimens from 6 Sep → Kohala Mts., upper Hamakua ditch trail, between Koiawe and Alakahi valleys, Hawaiʻi Island 7–8 September 1938 · 2 days 71 specimens, 59 names · placed by island
Plagiothecium draytonii 4 , Breutelia arundinifolia 3 , Holomitrium seticalycinum 2
The specimens from 7 Sep–8 Sep → Kohala Mts, upper Hamakua ditch trail, ca. 1 km below 1st house at Koiawe Valley, Hawaiʻi Island 9 September 1938 9 specimens, 9 names
Asplenium normale 1 , Coprosma pubens 1 , Cyrtandra paludosa 1
The specimens from 9 Sep → Kohala Mts.; Upper Hamakua ditch trail between Koiawe & Kamuela, Hawaiʻi Island 10 September 1938 1 specimens, 1 name · placed by island
Setaria palmifolia 1
The specimens from 10 Sep → N Kona, Huehue, near main road, Hawaiʻi Island 11 September 1938 15 specimens, 14 names · placed by island
Rumex skottsbergii 2 , Cocculus orbiculatus 1 , Diospyros sandwicensis 1
The specimens from 11 Sep → Kilauea, Hawaiʻi Island 12 September 1938 1 specimens, 1 name · placed by island
Dodonaea viscosa 1
The specimens from 12 Sep → Hilo-Kilauea road, 23 miles, Hawaiʻi Island 13 September 1938 23 specimens, 21 names · placed by island
Radulina borbonica 2 , Peperomia hypoleuca 2 , Campylopus introflexus 1
The specimens from 13 Sep → Near end of Mauna Loa truck road from Kilauea, Hawaiʻi Island 14 September 1938 7 specimens, 6 names · placed by island
Panicum tenuifolium 2 , Acacia koa 1 , Asplenium adiantum-nigrum 1
The specimens from 14 Sep → S. Kona, along new road below Naalehu, Hawaiʻi Island 16 September 1938 1 specimens, 1 name · placed by island
Pittosporum hosmeri 1
The specimens from 16 Sep → Kealia trail, Oʻahu 18 September 1938 1 specimens, 1 name · placed by island
Stereocaulon 1
The specimens from 18 Sep → Kawela trail, Molokaʻi 19–21 September 1938 · 3 days 16 specimens, 13 names
Scaevola procera 2 , Scaevola chamissoniana 2 , Pipturus albidus 2
The specimens from 19 Sep–21 Sep → Kawela trail, Molokaʻi 22 September 1938 2 specimens, 2 names · placed by island
Dubautia carrii 1 , Scaevola procera 1
The specimens from 22 Sep → Nr summit Waialeale, Kauaʻi 23 September 1938 1 specimens, 1 name · placed by island
Limbella tricostata 1
The specimens from 23 Sep → Punaluu, Koolau Mts, Oʻahu 27 September 1938 1 specimens, 1 name · placed by island
Gesneriaceae 1
The specimens from 27 Sep → Koko Head: rocky coast nearby, Oʻahu 28 September 1938 1 specimens, 1 name · placed by island
Lipochaeta integrifolia 1
The specimens from 28 Sep → Upper Maunahui Campus, Molokaʻi 7 October 1938 1 specimens, 1 name · placed by island
Gamochaeta purpurea 1
The specimens from 7 Oct →